Home / 15,935.74-22,001.16-10,272.50

Finding the Fourth Proportional to 15,935.74, 22,001.16 and 10,272.50

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Solution

The fourth proportional to 15,935.74, 22,001.16 and 10,272.50 is: 14,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.74 : 22,001.16 = 10,272.50 : x
  2. Step 2: Convert to fraction form
    15,935.74/22,001.16 = 10,272.50/x
  3. Step 3: Cross multiply
    15,935.74x = 22,001.16 × 10,272.50
  4. Step 4: Simplify right side
    15,935.74x = 226,006,916.10
  5. Step 5: Solve for x
    x = 226,006,916.10/15,935.74
  6. Step 6: Final answer
    x = 14,182.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.